Home / 31,154.42-46,737.84-10,099.82

Finding the Fourth Proportional to 31,154.42, 46,737.84 and 10,099.82

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Solution

The fourth proportional to 31,154.42, 46,737.84 and 10,099.82 is: 15,151.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,154.42 : 46,737.84 = 10,099.82 : x
  2. Step 2: Convert to fraction form
    31,154.42/46,737.84 = 10,099.82/x
  3. Step 3: Cross multiply
    31,154.42x = 46,737.84 × 10,099.82
  4. Step 4: Simplify right side
    31,154.42x = 472,043,771.19
  5. Step 5: Solve for x
    x = 472,043,771.19/31,154.42
  6. Step 6: Final answer
    x = 15,151.74

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.